Hole serves various purposes in any machine element. These holes may be round, square, rectangular or any other shape depending on the requirement. For round holes, the machines are available in the market. But for square or any other type of holes, the Methods presently used are broaching, electrode-discharge machine (E.D.M.), electro-chemical machine. These are very expensive and require special tools or machines.

Volume Subject Area:
Posters
Topics:
Design, Drills (Tools), Machinery, Manufacturing, Electrodes, Machine components, Shapes
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